Screen size
Poco C81xWinner: 6.9"+5.1%
Redmi 9i Sport6.5"
Quick verdict
Poco C81x leads the measured specs 10-3.
Measured wins
Poco C81x
10
spec wins
Overall winner
Ties
8
equal specs
Redmi 9i Sport
3
spec wins
Screen size
Technology
Poco C81x
GSM / HSPA / LTE
Redmi 9i Sport
GSM / HSPA / LTE
2G bands
Poco C81x
GSM 850 / 900 / 1800 / 1900
Redmi 9i Sport
GSM 850 / 900 / 1800 / 1900
3G bands
Poco C81x
HSDPA 850 / 900 / 2100
Redmi 9i Sport
HSDPA 850 / 900 / 2100
4G bands
Poco C81x
1, 3, 5, 8, 28, 40, 41
Resolution
Refresh rate
Peak brightness
Pixel density
CPU speed
RAM
Storage
equal specsMain camera
equal specsFront camera
Battery
Wired charging
Weight
Thickness
IP rating
Wi‑Fi
Bluetooth
equal specsUSB
equal specs5G support
equal specsNFC
equal specs3.5mm jack
equal specsSD card
equal specsStereo speakers
Redmi 9i Sport
1, 3, 5, 8, 40, 41
Speed
Poco C81x
HSPA, LTE
Redmi 9i Sport
HSPA, LTE
Announced
Poco C81x
2026, April 23
Redmi 9i Sport
2021, September 28
Status
Poco C81x
Available. Released 2026, April 23
Redmi 9i Sport
Available. Released 2021, September 28
Dimensions
Poco C81x
171.8 x 77.8 x 8.3 mm (6.76 x 3.06 x 0.33 in)
Redmi 9i Sport
164.9 x 77.1 x 9 mm (6.49 x 3.04 x 0.35 in)
Weight
Poco C81x
193 g (6.81 oz)
Redmi 9i Sport
194 g (6.84 oz)
SIM
Poco C81x
Nano-SIM + Nano-SIM
Redmi 9i Sport
Nano-SIM + Nano-SIM
Other
Poco C81x
Dust and splash resistant
Redmi 9i Sport
Water-repellent coating
Type
Poco C81x
IPS LCD, 120Hz, 650 nits (HBM)
Redmi 9i Sport
IPS LCD, 400 nits (typ)
Size
Poco C81x
6.88 inches, 112.4 cm2 (~84.1% screen-to-body ratio)
Redmi 9i Sport
6.53 inches, 102.9 cm2 (~81.0% screen-to-body ratio)
Resolution
Poco C81x
720 x 1640 pixels (~260 ppi density)
Redmi 9i Sport
720 x 1600 pixels, 20:9 ratio (~269 ppi density)
OS
Poco C81x
Android 15, up to 2 major Android upgrades
Redmi 9i Sport
Android 10, MIUI 12
Chipset
Poco C81x
Unisoc T7250 (12 nm)
Redmi 9i Sport
Mediatek MT6762G Helio G25 (12 nm)
CPU
Poco C81x
Octa-core (2x1.8 GHz Cortex-A75 & 6x1.6 GHz Cortex-A55)
Redmi 9i Sport
Octa-core (4x2.0 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53)
GPU
Poco C81x
Mali-G57 MP1
Redmi 9i Sport
PowerVR GE8320
Card slot
Poco C81x
microSDXC (dedicated slot)
Redmi 9i Sport
microSDXC (dedicated slot)
Internal
Poco C81x
64GB 3GB RAM
Redmi 9i Sport
64GB 4GB RAM, 128GB 4GB RAM
Other
Poco C81x
-
Redmi 9i Sport
eMMC 5.1
Single
Poco C81x
13 MP, f/2.2, (wide)
Redmi 9i Sport
13 MP, f/2.2, 28mm (wide), 1.0µm, PDAF
Features
Poco C81x
LED flash, HDR
Redmi 9i Sport
LED flash, HDR
Video
Poco C81x
1080p@30fps
Redmi 9i Sport
1080p@30fps
Single
Poco C81x
8 MP, f/2.0, (wide)
Redmi 9i Sport
5 MP, f/2.2, (wide), 1.12µm
Features
Poco C81x
HDR
Redmi 9i Sport
HDR
Video
Poco C81x
1080p@30fps
Redmi 9i Sport
1080p@30fps
Loudspeaker
Poco C81x
Yes
Redmi 9i Sport
Yes
3.5mm jack
Poco C81x
Yes
Redmi 9i Sport
Yes
WLAN
Poco C81x
Wi-Fi 802.11 a/b/g/n/ac, dual-band
Redmi 9i Sport
Wi-Fi 802.11 а/b/g/n, Wi-Fi Direct
Bluetooth
Poco C81x
5.2, A2DP, LE
Redmi 9i Sport
5.0, A2DP, LE
Positioning
Poco C81x
GPS, GALILEO, GLONASS, QZSS
Redmi 9i Sport
GPS, GLONASS, BDS
NFC
Poco C81x
No
Redmi 9i Sport
No
Radio
Poco C81x
FM radio
Redmi 9i Sport
FM radio
USB
Poco C81x
USB Type-C 2.0, OTG
Redmi 9i Sport
microUSB 2.0, OTG
Sensors
Poco C81x
Fingerprint (side-mounted), accelerometer, compass
Redmi 9i Sport
Accelerometer, proximity, compass
Other
Poco C81x
Virtual proximity sensing
Redmi 9i Sport
-
Type
Poco C81x
5200 mAh
Redmi 9i Sport
Li-Po 5000 mAh
Charging
Poco C81x
15W wired 7.5W reverse wired
Redmi 9i Sport
10W wired
Colors
Poco C81x
Ice Blue, Crystal Black
Redmi 9i Sport
Carbon Black, Coral Green, Metallic Blue
Price
Poco C81x
About 90 EUR
Redmi 9i Sport
About 100 EUR